Fixes for style and performance issues found by cppcheck
Fixes for style and performance issues found by cppcheck



karpeev/libmesh,permcody/libmesh,friedmud/libmesh,jiangwen84/libmesh,jwpeterson/libmesh,dknez/libmesh,svallaghe/libmesh,jiangwen84/libmesh,markcmiller86/libmesh_silo,permcody/libmesh,aeslaughter/libmesh,balborian/libmesh,svallaghe/libmesh,aeslaughter/libmesh,90jrong/libmesh,jwpeterson/libmesh,dmcdougall/libmesh,90jrong/libmesh,balborian/libmesh,friedmud/libmesh,permcody/libmesh,svallaghe/libmesh,salazardetroya/libmesh,pbauman/libmesh,Mbewu/libmesh,jwpeterson/libmesh,benkirk/libmesh,BalticPinguin/libmesh,coreymbryant/libmesh,cahaynes/libmesh,benkirk/libmesh,svallaghe/libmesh,vikramvgarg/libmesh,Mbewu/libmesh,90jrong/libmesh,salazardetroya/libmesh,giorgiobornia/libmesh,90jrong/libmesh,karpeev/libmesh,capitalaslash/libmesh,libMesh/libmesh,Mbewu/libmesh,permcody/libmesh,libMesh/libmesh,salazardetroya/libmesh,friedmud/libmesh,roystgnr/libmesh,markcmiller86/libmesh_silo,coreymbryant/libmesh,capitalaslash/libmesh,BalticPinguin/libmesh,vikramvgarg/libmesh,aeslaughter/libmesh,markcmiller86/libmesh_silo,salazardetroya/libmesh,BalticPinguin/libmesh,dschwen/libmesh,balborian/libmesh,hrittich/libmesh,hrittich/libmesh,dschwen/libmesh,libMesh/libmesh,aeslaughter/libmesh,hrittich/libmesh,Mbewu/libmesh,libMesh/libmesh,capitalaslash/libmesh,jwpeterson/libmesh,pbauman/libmesh,permcody/libmesh,karpeev/libmesh,capitalaslash/libmesh,vikramvgarg/libmesh,giorgiobornia/libmesh,balborian/libmesh,roystgnr/libmesh,aeslaughter/libmesh,benkirk/libmesh,roystgnr/libmesh,balborian/libmesh,dknez/libmesh,Mbewu/libmesh,permcody/libmesh,Mbewu/libmesh,90jrong/libmesh,capitalaslash/libmesh,hrittich/libmesh,dmcdougall/libmesh,BalticPinguin/libmesh,pbauman/libmesh,cahaynes/libmesh,benkirk/libmesh,aeslaughter/libmesh,aeslaughter/libmesh,dschwen/libmesh,capitalaslash/libmesh,90jrong/libmesh,dschwen/libmesh,cahaynes/libmesh,permcody/libmesh,dknez/libmesh,libMesh/libmesh,karpeev/libmesh,dschwen/libmesh,dknez/libmesh,dmcdougall/libmesh,benkirk/libmesh,benkirk/libmesh,markcmiller86/libmesh_silo,cahaynes/libmesh,jwpeterson/libmesh,BalticPinguin/libmesh,karpeev/libmesh,jiangwen84/libmesh,cahaynes/libmesh,balborian/libmesh,markcmiller86/libmesh_silo,pbauman/libmesh,giorgiobornia/libmesh,coreymbryant/libmesh,jiangwen84/libmesh,BalticPinguin/libmesh,friedmud/libmesh,salazardetroya/libmesh,cahaynes/libmesh,aeslaughter/libmesh,BalticPinguin/libmesh,friedmud/libmesh,Mbewu/libmesh,friedmud/libmesh,benkirk/libmesh,hrittich/libmesh,dschwen/libmesh,jwpeterson/libmesh,salazardetroya/libmesh,balborian/libmesh,dmcdougall/libmesh,coreymbryant/libmesh,friedmud/libmesh,pbauman/libmesh,libMesh/libmesh,vikramvgarg/libmesh,jiangwen84/libmesh,cahaynes/libmesh,pbauman/libmesh,dmcdougall/libmesh,90jrong/libmesh,markcmiller86/libmesh_silo,benkirk/libmesh,Mbewu/libmesh,coreymbryant/libmesh,roystgnr/libmesh,balborian/libmesh,vikramvgarg/libmesh,vikramvgarg/libmesh,dschwen/libmesh,roystgnr/libmesh,balborian/libmesh,dknez/libmesh,svallaghe/libmesh,benkirk/libmesh,coreymbryant/libmesh,jiangwen84/libmesh,hrittich/libmesh,dmcdougall/libmesh,dknez/libmesh,permcody/libmesh,giorgiobornia/libmesh,jwpeterson/libmesh,aeslaughter/libmesh,dknez/libmesh,giorgiobornia/libmesh,capitalaslash/libmesh,hrittich/libmesh,dmcdougall/libmesh,BalticPinguin/libmesh,coreymbryant/libmesh,vikramvgarg/libmesh,karpeev/libmesh,markcmiller86/libmesh_silo,salazardetroya/libmesh,cahaynes/libmesh,karpeev/libmesh,salazardetroya/libmesh,Mbewu/libmesh,coreymbryant/libmesh,roystgnr/libmesh,hrittich/libmesh,jiangwen84/libmesh,giorgiobornia/libmesh,pbauman/libmesh,friedmud/libmesh,giorgiobornia/libmesh,markcmiller86/libmesh_silo,dschwen/libmesh,pbauman/libmesh,svallaghe/libmesh,dknez/libmesh,90jrong/libmesh,dmcdougall/libmesh,svallaghe/libmesh,vikramvgarg/libmesh,capitalaslash/libmesh,pbauman/libmesh,roystgnr/libmesh,giorgiobornia/libmesh,svallaghe/libmesh,balborian/libmesh,jwpeterson/libmesh,hrittich/libmesh,karpeev/libmesh,svallaghe/libmesh,giorgiobornia/libmesh,libMesh/libmesh,friedmud/libmesh,jiangwen84/libmesh,roystgnr/libmesh,90jrong/libmesh,libMesh/libmesh,vikramvgarg/libmesh